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A083100 as a simple table

n a(n)
0 1
1 9
2 25
3 113
4 401
5 1593
6 5993
7 23137
8 88225
9 338409
10 1294393
11 4957649
12 18976049
13 72655641
14 278143625
15 1064876737
16 4076758849
17 15607654857
18 59752621657
19 228758827313
20 875786006225
21 3352883803641
22 12836269650857
23 49142725927201

[1,9,25,113,401,1593,5993,23137,88225,338409,
 1294393,4957649,18976049,72655641,278143625,
 1064876737,4076758849,15607654857,59752621657,
 228758827313,875786006225,3352883803641,
 12836269650857,49142725927201]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)